H—3

•(b) The Northern Sewerage District shall be liable only for contributions required for — (i) The capital, operating, and maintenance costs and charges in respect of the sewerage system and sewage treatment and disposal works for the Northern Sewerage District (including an equitable charge for the services of the said Board's staff). (ii) An equitable annual contribution towards the general administration expenses of the Board (compare section 4 (4) (b) of the Act) (c) The property and funds of the Board, other than the property and funds included in the Northern Sewerage District separate account, shall not be liable for any obligations incurred in respect of the Northern Sewerage District. (d) The said Board is empowered to raise a loan for an authorized purpose for the benefit of the Northern Sewerage District or any defined part or parts thereof (compare section 56 (4) of the Act). (10) The Drainage Act should also be amended by applying to the Northern Sewerage District such of the provisions of sections 58 to 62 (inclusive) and 64, 65, and 66 as are ■applicable and by replacing such of them as are not applicable. PART VI—SUMMARY OF PRINCIPAL RECOMMENDATIONS Constitution and Boundaries of the Metropolitan District 67. (1) The boundaries of the Metropolitan District should be extended by an amendment of the Drainage Act so as to comprise the areas included in the Central, Southern, Eastern, Western, and Northern Sewerage Districts referred to in paragraph 29 (2). (Paragraphs 29 (4), 50 (1), 51 (1), and Part V.) (2) The extended Metropolitan District should be sub-divided into five sewerage districts —namely, the Central, Southern, Eastern, Western, and Northern Sewerage Districts—and the Drainage Act should be amended accordingly. (Paragraph 29 (6).) (3) The boundaries of such sewerage district should be as described in general terms in paragraphs 50 (1), 51 (1), and Part Y. (4) The Drainage Act should be amended so as to provide for the Central and Southern Districts to constitute the Inner Area of the Metropolitan District and the Eastern and Western Districts the Outer Area. (Paragraph 29 (4).) (5) The Northern District should be constituted by an appropriate amendment -of the Drainage Act as a separate district within the Metropolitan District not forming part of either the Inner or Outer Area. (Paragraph 63 (3).) (6) Section 45 (2) of the Drainage Act should be repealed. Sewerage and Sewage Treatment and Disposal Schemes 68. (1) The general principles of the scheme proposed by the Drainage Board and referred to as Scheme No. 2, with such modifications as may be found expedient, should be adopted as the most suitable sewerage and sewage treatment and disposal scheme for that part of the Metropolitan District which is comprised within the Central and Southern Sewerage Districts. (Paragraph 52 (1).) (2) It is unnecessary and inadvisable to make any recommendation at present with respect to the adoption of a sewerage and sewage treatment and disposal scheme for the other parts of the Metropolitan District. (Paragraphs 52, 65, and 66 (2).) (3) The Drainage Act should be amended so as to provide that treatment-works for the Central Sewerage District should be constructed on Motukorea and treatment-works for the Southern Sewerage District at a site or sites adjoining or near the Manukau Harbour to be selected by the Drainage Board and that the effluent from such treatmentworks may be discharged into the waters surrounding Motukorea and into the Purakau 'Channel respectively. (4) The Drainage Act should also be amended as recommended in paragraph 52 (2).

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